r270654 - in /trunk/gcc: ChangeLog tree-data-re...

[rsandifo@gcc.gnu.org]

Author: rsandifo
Date: Mon Apr 29 15:17:01 2019
New Revision: 270654

URL: https://gcc.gnu.org/viewcvs?rev=270654&root=gcc&view=rev
Log:
Remove DDR_INNER_LOOP

...since it was only ever zero in practice.  I wondered about making
it a symbolic constant instead, but it didn't seem worth it when
there was only one user (and that user was part of the internal
tree-data-ref.c implementation).

2019-04-29  Richard Sandiford  <richard.sandiford@arm.com>

gcc/
	* tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
	(DDR_INNER_LOOP): Likewise.
	* tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
	(initialize_data_dependence_relation): Likewise.
	(insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-data-ref.c
    trunk/gcc/tree-data-ref.h